<?php

$a = 'php';
$b = 'hello';
$c = 'world';

echo $a;//php
print($a);//php
/*
 * echo & print ==> language construct
 *           BUT
 * print() is also a function(){}
 * and every function() must return some value, so we can say "print"
 * will take time to show value because it is in waiting for return.
 *
 * In other case
 * echo didn't wait for return so,
 *
 * echo IS FASTER THEN print()
 *
 * */
echo "\n\n";
echo $a,$b,$c;
echo "\n\n";
//print( $a,$b,$c); // shows error message

/*
 * Echo support multiple variables as a comma seperated value
 * BUT
 * print() shows error message in that case
 * */
